Eaton Power Xpert 9395P 250 kVA, User And Installation Manual

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125 9395P 250 kVA / 275 kVA / 300 kVA
User’s and Installation Guide
1.
Press the
LOAD OFF
pushbutton.
The Load Off screen is displayed, providing a choice to proceed or abort the shutdown.
2.
To shut down the UPS, press
LOAD OFF
from the Load Off menu bar, and hold for three seconds. To
abort the shutdown, press
CANCEL
.
When LOAD OFF is selected and held for three seconds, the input, output, battery, and bypass
backfeed contactors open, and the power module is turned off.
3.
To restart the UPS after pressing the
LOAD OFF
pushbutton, follow the procedure in paragraph 7.5.1
or 7.5.8.
To use the
LOAD OFF
command:
1. Press the
CONTROLS
pushbutton on the main menu bar. The System Status screen is displayed.
2.
On the System Status screen, select either the
UPS
or the
BYPASS
command.
3. Press the
CONTROLS
pushbutton on the System Status menu bar. The UPS or Bypass Control
Command screen is displayed.
4. On the Control Command screen, select
LOAD OFF
.
5.
Press the
SELECT
pushbutton on the Command menu bar.
The Load Off screen is displayed, providing a choice to proceed or abort the shutdown.
6.
To shut down the UPS, press
LOAD OFF
from the Load Off menu bar, and hold for three seconds. To
abort the shutdown, press
CANCEL
.
When LOAD OFF is selected and held for three seconds, the input, output, battery, and bypass
backfeed contactors open, and the power module is turned off.
CAUTION
All power to the critical load is lost when the LOAD OFF is selected in the following step. You should use this feature
only when you want to de‐energize the critical load.
CAUTION
Do not attempt to restart the system after Load Off until the cause of the shutdown has been identified and cleared.
WARNING
Power is present inside the UPS cabinet until the upstream input feeder circuit breaker is opened.
CAUTION
All power to the critical load is lost when the LOAD OFF is selected in the following step. You should use this feature
only when you want to de‐energize the critical load.
CAUTION
Do not attempt to restart the system after the Load Off until the cause of the shutdown has been identified and cleared.